Toothbrush



FIG. 1 is a perspective view of a toothbrush in accordance with our new design;

FIG. 2 is an exploded perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a left side elevational view thereof, a mirror image of which is a right side elevational view;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a rear elevational view thereof; and,

FIG. 7 is a front elevational view thereof. 

The ornamental design for a toothbrush, as shown and described. 